#ADD128#ADD128

#ADD128 is a light, vivid yellow-green. Relative luminance 0.546; OKLCH L 80.6% C 0.184 H 121.8°. Best body text is #000000 at 11.93:1 contrast (WCAG AA passes).

Color values

HEX	#ADD128
RGB	rgb(173, 209, 40)
HSL	hsl(73, 68%, 49%)
HSV	hsv(73, 81%, 82%)
CMYK	cmyk(17.2%, 0%, 80.9%, 18%)
CIE-LAB	lab(78.83, -32.77, 72.01)
CIE-LCH	lch(78.83, 79.12, 114.47°)
OKLab	oklab(80.64% -0.0971 0.1568)
OKLCH	oklch(80.64% 0.184 121.8)
XYZ	xyz(40.4177, 54.6383, 10.4240)
Luminance	0.5464 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADD128 #4C28D1

analogous

#D1A128 #ADD128 #59D128

triadic

#ADD128 #28ADD1 #D128AD

tetradic

#ADD128 #28D1A1 #4C28D1 #D12859

square

#ADD128 #28D1A1 #4C28D1 #D12859

split-complementary

#ADD128 #2859D1 #A128D1

monochromatic

#586A14 #829E1E #ADD128 #C2DF57 #D5E98B

Accessibility & contrast

On white

1.76

#ADD128 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.93

#ADD128 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADD128

11.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADD128	#FFFFFF	#000000	##000000
##ADD128	1.00	1.76	11.93	11.93
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.93	21.00	1.00	1.00
##000000	11.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEC400

Deuteranopia (green-blind)

#D9C33A

Tritanopia (blue-blind)

#B7C6B3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #add128;
/* rgb */ color: rgb(173, 209, 40);
/* oklch */ color: oklch(80.6% 0.184 121.8);

Tailwind

colors: {
  custom: {
    50: '#cadf72',
    500: '#add128',
    950: '#000000',
  },
}

SCSS

$custom: #add128;
$custom-light: #cadf72;
$custom-dark: #000000;

JSON

{
  "hex": "#add128",
  "rgb": {
    "r": 173,
    "g": 209,
    "b": 40
  },
  "hsl": {
    "h": 72.781,
    "s": 67.871,
    "l": 48.824
  },
  "oklch": {
    "l": 0.80639,
    "c": 0.18444,
    "h": 121.8
  },
  "luminance": 0.54638
}

Semantic roles & 50–950 ramp

primary

#ADD128

secondary

#392974

accent

#3DEB62

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141509

muted

#83847D

Preview Lab

Preview with #ADD128

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →